Home / 1,133,643.14-1,564,498.26-624,345.38

Finding the Fourth Proportional to 1,133,643.14, 1,564,498.26 and 624,345.38

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Solution

The fourth proportional to 1,133,643.14, 1,564,498.26 and 624,345.38 is: 861,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,643.14 : 1,564,498.26 = 624,345.38 : x
  2. Step 2: Convert to fraction form
    1,133,643.14/1,564,498.26 = 624,345.38/x
  3. Step 3: Cross multiply
    1,133,643.14x = 1,564,498.26 × 624,345.38
  4. Step 4: Simplify right side
    1,133,643.14x = 976,787,260,649.04
  5. Step 5: Solve for x
    x = 976,787,260,649.04/1,133,643.14
  6. Step 6: Final answer
    x = 861,635.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.